1 Bindings for the Maxim MAX31785 Intelligent Fa 1 Bindings for the Maxim MAX31785 Intelligent Fan Controller
2 ============================================== 2 ==========================================================
3 3
4 Reference: 4 Reference:
5 5
6 https://datasheets.maximintegrated.com/en/ds/M 6 https://datasheets.maximintegrated.com/en/ds/MAX31785.pdf
7 7
8 The Maxim MAX31785 is a PMBus device providing 8 The Maxim MAX31785 is a PMBus device providing closed-loop, multi-channel fan
9 management with temperature and remote voltage 9 management with temperature and remote voltage sensing. Various fan control
10 features are provided, including PWM frequency 10 features are provided, including PWM frequency control, temperature hysteresis,
11 dual tachometer measurements, and fan health m 11 dual tachometer measurements, and fan health monitoring.
12 12
13 Required properties: 13 Required properties:
14 - compatible : One of "maxim,max31785" or 14 - compatible : One of "maxim,max31785" or "maxim,max31785a"
15 - reg : I2C address, one of 0x52, 0 15 - reg : I2C address, one of 0x52, 0x53, 0x54, 0x55.
16 16
17 Example: 17 Example:
18 18
19 fans@52 { 19 fans@52 {
20 compatible = "maxim,max31785"; 20 compatible = "maxim,max31785";
21 reg = <0x52>; 21 reg = <0x52>;
22 }; 22 };
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